- TransGo Reprogramming Kit 4L80E 91-up Performance / heavy duty kit 4L80E-HD2
TransGo # 4L80E-HD2 Performance / heavy duty kit
Ends direct clutch burnup &will holds big horsepower.
Holds 1st, 2nd and 3rd any rpm and backshifts to 3rd, 2nd and 1st at any rpm by moving shift lever.
Prevents broken case and drum due to high pressure.
Redesigned and Upgraded kit FEATURES: Dual feed Direct Clutch, Heavy Duty Performance Shifts. Kit has new Separator Plate package, Simple, Fast and easy installation.